摘要: 题目链接转自给你一个字符串问你能构造多少RSBS。#include#define LL long long#define fi first#define se second#define mp make_pair#define pb push_backusi... 阅读全文
posted @ 2019-03-25 18:40 pubgoso 阅读(101) 评论(0) 推荐(0) 编辑